Home / 61,741.44-85,158.14-39,084.12

Finding the Fourth Proportional to 61,741.44, 85,158.14 and 39,084.12

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Solution

The fourth proportional to 61,741.44, 85,158.14 and 39,084.12 is: 53,907.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,741.44 : 85,158.14 = 39,084.12 : x
  2. Step 2: Convert to fraction form
    61,741.44/85,158.14 = 39,084.12/x
  3. Step 3: Cross multiply
    61,741.44x = 85,158.14 × 39,084.12
  4. Step 4: Simplify right side
    61,741.44x = 3,328,330,767.32
  5. Step 5: Solve for x
    x = 3,328,330,767.32/61,741.44
  6. Step 6: Final answer
    x = 53,907.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.